More and more car owners are trying to take care of their cars on their own. This outcomes in considerable savings because modern cars necessitate more and more maintenance and are made up of more and more technical components that lead to new breakdowns or inconveniences. One of the complications that disturbs more and more Citroen Ds4 owners is a clogged air flow meter, which will end in a loss of power and black exhaust gases. In this article we are going to examine how to clean the mass air flow sensor of your Citroen Ds4? . First, we will describe how your mass airflow sensor works and its usefulness, second, why it might be important to clean this sensor , and at last, how to clean the mass air flow sensor of a Citroen Ds4 .

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Utility and action of the mass air flow meter of a Citroen Ds4

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So we start our article with the process and goal of your Citroen Ds4 flowmeter.

The aim of the mass air flow sensor on Citroen Ds4

The mass air flow sensor is a component that has been developed quite recently and mainly outfitted on diesel models. In fact, with injection engines, the fuel and air intake has become very precise and it is therefore necessary for the ECU to know the exact volume of air loaded into the engine to change the actions of complementary intake parts such as the injection or the EGR valve, if you have problems with the EGR valve on your Citroen Ds4, do not think twice to consult our article on this subject.

Mass air flow sensor operation on Citroen Ds4

Now, we are going to examine how it works, before trying to clean the mass air flow sensor of your Citroen Ds4 , you must already find out how it works to achieve this maintenance action properly.

The mass air flow sensor is consequently mainly there to get statistics on the air intake of your car. To do this, it must be set up just after the air intake of your Citroen Ds4, i. e. just after the air filter. It is a pipe outfitted with a sensor that will analyze the air in the intake and transmit the statistics to the ECU of your car.

Why clean the mass air flow sensor of a Citroen Ds4?

The mass air flow sensor of your Citroen Ds4 can have complications and this is what we will try to discover and understand what complications you might be struggling with!

Mass air flow sensor complications Citroen Ds4

Here are the different complications that the air flow sensor of your Citroen Ds4 can generate:

  • higher fuel consumption: Because a dirty flow meter will necessarily bring about more significant fuel consumption because of poor air flow…
  • Power loss: Associated with similar problem, this lack of air can generate a loss of power to your engine.
  • Difficulties starting the vehicle: Finally, one of the last classic complications linked to a dirty flowmeter will be that your Citroen Ds4 will have more troubles to start the vehicle.

How do I clean the mass air flow sensor from a Citroen Ds4?

After looking at the operation and concerns that the flowmeter can generate, we will look at how to solve these complications by showing to you how to clean the mass air flow sensor of your Citroen Ds4 . You should know that this process is quite basic to execute and you will not need advanced mechanical skills to do it your self, a good technique to avoid a trip to the garage area and a steep bill. Discover down below the different steps to follow to execute this maintenance act:

  • After having found the mass air flow sensor of your Citroen Ds4 , you will have to dismantle it. To do this, action gently, but you will just have to disassemble it on both sides of the air duct and detach the electrical plug on top of it.
  • Once taken apart, you will be able to continue to the step cleaning the mass air flow sensor of your Citroen Ds4 . This sensor will, over time, get dirty and its two “filaments” that will give information to your computer on the quality and temperature of the air will no longer be able to collect data properly, it is in this sense that it will disrupt the operation of the engine of your Citroen Ds4. The aim of this cleaning will be to remove all its harmful particles to enable it to work efficiently again.
  • Let soak the lower part of your mass air flow sensor (not the plug part) in acetone or another solvent for a few minutes , which will remove most of the grime
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  • Now we’ll proceed to the very gentle cleaning of the flow meter filaments. You have to be very cautious, otherwise your mass air flow sensor will be permanently broken. With the help of a fine brush and solvent, gently clean the two filaments of your mass air flow sensor . If you are too afraid of harming it, you can as well clean them with a brake fluid in the form of an aerosol by spraying the jet on these filaments.

Now you know how to clean the mass air flow sensor of your Citroen Ds4 , you should feel a noticeable difference in the behavior of your engine.

Whenever you have any additional questions about the Citroen Ds4, do not hesitate to consult our Citroen Ds4 category.